Docker for deployment

src/main.rs

@@ -7,14 +7,15 @@ use zero2prod::{configuration::get_configuration, startup::run, telemetry::init_
 async fn main() {
     init_subscriber(std::io::stdout);
     let configuration = get_configuration().expect("Failed to read configuration");
-    let listener = TcpListener::bind(format!("127.0.0.1:{}", configuration.application_port))
-        .await
-        .unwrap();
+    let listener = TcpListener::bind(format!(
+        "{}:{}",
+        configuration.application.host, configuration.application.port
+    ))
+    .await
+    .unwrap();
     tracing::debug!("listening on {}", listener.local_addr().unwrap());
     let connection_pool =
-        PgPool::connect(configuration.database.connection_string().expose_secret())
-            .await
-            .unwrap();
+        PgPool::connect_lazy(configuration.database.connection_string().expose_secret()).unwrap();
 
     run(listener, connection_pool).await
 }